Binder



FIG. 1 is a top-left perspective view of a binder showing our new design;

FIG. 2 is a right thereof;

FIG. 3 is a left view thereof;

FIG. 4 is a top view thereof;

FIG. 5 is a bottom view thereof;

FIG. 6 is a back view thereof;

FIG. 7 is a front view thereof; and,

FIG. 8 is a perspective view thereof in an open position.

The portions shown in phantom lines are not part of the claimed invention, but are included to show environment. 

The ornamental design for a binder, as shown and described. 